Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5247828 | Procedure and device for measurement of the gelling of paraffinic petroleum products, especially crude products | Pierre Lemarechal, Yves Thiriet, Claude Schranz, Bernard Pesneau | 1993-09-28 |
| 4876036 | Process for the extraction of cations and application thereof to the treatment of aqueous effluents | Maurice Leroy, Jean-Pierre Brunette, Paul Mallo, Jean-Francois Loret, Gilles Waton | 1989-10-24 |